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10 cards from this deck
Statistical procedures to determine if differences are significant or due to chance
Ordinal data (ranked data)
Independent groups design with ordinal data
Calculated U ≤ critical value
Repeated measures design with ordinal data
Exclude zero differences from ranking process
Sum of ranks for less frequent sign
Calculated T ≤ critical value
Mann-Whitney=independent groups; Wilcoxon=repeated measures
Don't require data to follow normal distribution
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